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Bonn

$418+ Cheap flights from Boston (BOS) to Bonn, Germany

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 7/11. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — FRA
Jun 23 — Jun 301
Mon 6/23
Mon 6/30
1 adult, Economy
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Cheapflights Tip: The best prices from Boston Logan Intl to Bonn are usually found in April or February, booked 6 days in advance, depart on a Monday or Wednesday and return on a Thursday

Cheap flight deals from Boston to Bonn

Keep the following information in mind while searching for Boston to Bonn flight deals. Data was last updated June 18, 2025.

Round-trip from

$443
(Flightnetwork)

One-way from

$418
(Iberia)

Popular in

June

Cheapest in

April

Average price

$864
From Boston Logan Intl to Bonn
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One-way flight from Boston Logan Intl to Bonn
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Highest demand for flights based on searches. 7% potential increase in price ($55 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($14 potential savings vs. average RT price).
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Average for round-trip flights in June 2025
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Find flight deals from Boston to Bonn

Cheapest flights from Boston to Bonn
Explore the most affordable flight options available from Boston to Bonn. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 18, 2025.

This Flightnetwork deal was found by Cheapflights users on 6/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Flightnetwork is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/105:30 pmBOS - DUS
1 stop10h 15mAer Lingus
Tue 8/2610:25 amDUS - BOS
1 stop14h 20mAer Lingus
Deal found 6/16$443
This Iberia deal was found by Cheapflights users on 6/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/44:30 pmBOS - DUS
1 stop12h 40mIberia
Wed 8/206:20 amDUS - BOS
1 stop19h 30mIberia
Deal found 6/17$474
This Kiwi.com deal was found by Cheapflights users on 6/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/1411:00 pmBOS - DUS
1 stop28h 05mMultiple Airlines
Wed 10/226:50 amDUS - BOS
2 stops20h 25mMultiple Airlines
Deal found 6/17$487
This American Airlines deal was found by Cheapflights users on 6/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/164:45 pmBOS - DUS
1 stop12h 35mAmerican Airlines
Thu 11/2010:15 amDUS - BOS
2 stops15h 46mAmerican Airlines
Deal found 6/17$509
This Booking.com deal was found by Cheapflights users on 6/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/107:30 pmBOS - DUS
1 stop19h 35mBritish Airways
Tue 8/267:10 amDUS - BOS
2 stops21h 49mBritish Airways
Deal found 6/16$530
This Booking.com deal was found by Cheapflights users on 6/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/1010:20 amBOS - DUS
2 stops18h 05mAir Canada
Tue 8/2611:05 amDUS - BOS
2 stops12h 32mAir Canada
Deal found 6/16$565
This United Airlines deal was found by Cheapflights users on 6/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/38:05 pmBOS - DUS
1 stop10h 35mUnited Airlines
Tue 8/199:10 amDUS - BOS
2 stops19h 58mUnited Airlines
Deal found 6/17$603
This Scandinavian Airlines deal was found by Cheapflights users on 6/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/235:40 pmBOS - DUS
1 stop9h 50mScandinavian Airlines
Mon 9/291:40 pmDUS - BOS
2 stops31h 55mScandinavian Airlines
Deal found 6/17$622
This Cheapflightsfares deal was found by Cheapflights users on 6/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/166:05 pmBOS - DUS
1 stop16h 35mTAP AIR PORTUGAL
Thu 11/201:10 pmDUS - BOS
1 stop13h 00mTAP AIR PORTUGAL
Deal found 6/16$686
This flugladen.de deal was found by Cheapflights users on 6/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure flugladen.de is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/148:05 pmBOS - DUS
1 stop14h 05mLufthansa
Fri 7/2510:45 amDUS - BOS
1 stop11h 15mLufthansa
Deal found 6/16$746
This Cheapflightsfares deal was found by Cheapflights users on 6/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/167:29 pmBOS - DUS
2 stops16h 26mFinnair
Thu 11/2011:05 amDUS - BOS
2 stops18h 39mFinnair
Deal found 6/17$757
This Cheapflightsfares deal was found by Cheapflights users on 6/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/1611:35 amBOS - DUS
2 stops21h 10mIcelandair
Thu 11/2010:10 amDUS - BOS
2 stops13h 35mIcelandair
Deal found 6/16$927

Cheapflights Fare Finder

Customize your flight search to find flights from Boston to Bonn that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated June 18, 2025.
Use the filters below to find and compare flights from Boston to Bonn that are best for you.

Fly from

Boston

Fly to

Bonn

Route

Depart

Return

Price

BostonDüsseldorf

BOS - DUS

BOSDUS

Boston Logan Intl

Sun 8/10

5:30 pm-9:45 am

1 stop10h 15m

Duesseldorf Intl

Tue 8/26

10:25 am-6:45 pm

1 stop14h 20m

$443

BostonDüsseldorf

BOS - DUS

BOSDUS

Boston Logan Intl

Mon 8/4

4:30 pm-11:10 am

1 stop12h 40m

Duesseldorf Intl

Wed 8/20

6:20 am-7:50 pm

1 stop19h 30m

$474

BostonDüsseldorf

BOS - DUS

BOSDUS

Boston Logan Intl

Mon 8/4

9:20 pm-3:00 pm

1 stop11h 40m

Duesseldorf Intl

Wed 8/20

7:15 am-4:56 pm

2 stops15h 41m

$526

BostonDüsseldorf

BOS - DUS

BOSDUS

Boston Logan Intl

Tue 8/5

9:20 pm-7:10 pm

1 stop15h 50m

Duesseldorf Intl

Thu 8/14

10:25 am-8:10 pm

2 stops15h 45m

$529

BostonDüsseldorf

BOS - DUS

BOSDUS

Boston Logan Intl

Sun 8/10

7:30 pm-9:05 pm

1 stop19h 35m

Duesseldorf Intl

Tue 8/26

7:10 am-10:59 pm

2 stops21h 49m

$530

BostonDüsseldorf

BOS - DUS

BOSDUS

Boston Logan Intl

Sun 8/10

10:20 am-10:25 am

2 stops18h 05m

Duesseldorf Intl

Tue 8/26

11:05 am-5:37 pm

2 stops12h 32m

$565

BostonDüsseldorf

BOS - DUS

BOSDUS

Boston Logan Intl

Sun 8/3

8:05 pm-12:40 pm

1 stop10h 35m

Duesseldorf Intl

Tue 8/19

9:10 am-11:08 pm

2 stops19h 58m

$603

BostonDüsseldorf

BOS - DUS

BOSDUS

Boston Logan Intl

Wed 7/16

5:40 pm-1:00 pm

2 stops13h 20m

Duesseldorf Intl

Tue 7/22

7:25 pm-3:35 pm

1 stop26h 10m

$685

BostonDüsseldorf

BOS - DUS

BOSDUS

Boston Logan Intl

Mon 7/14

8:05 pm-4:10 pm

1 stop14h 05m

Duesseldorf Intl

Fri 7/25

10:45 am-4:00 pm

1 stop11h 15m

$746

BostonDüsseldorf

BOS - DUS

BOSDUS

Boston Logan Intl

Wed 7/30

5:56 pm-6:00 pm

2 stops18h 04m

Duesseldorf Intl

Fri 8/8

11:55 am-10:59 pm

2 stops17h 04m

$843

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/16

Showing 1-10 of 19 results
1
2

Best time to book a flight from Boston to Bonn

Have a flexible travel schedule? Discover the best time to fly to Bonn from Boston with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Boston to Bonn

How far ahead should I book a flight from Boston to Bonn?

Use this chart to determine the optimal time to book a round-trip flight from Boston to Bonn. Price data was last updated on June 13, 2025.

To ensure you get the cheapest price possible for a flight from Boston to Bonn, you should look to book at least 6 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

What is the cheapest month to book a flight from Boston to Bonn?

Currently, January is the cheapest month in which you can book a flight from Boston to Bonn (average of $729). Flying from Boston to Bonn in June is currently the most expensive (average of $1,087). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from BOS to BN9?

Find hourly flight availability from Boston to Bonn. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated June 18, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Boston to Bonn as you normally would.

What is the cheapest day to fly from Boston to Bonn?

Use this chart to determine the cheapest time to fly round-trip from Boston to Bonn. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Boston to Bonn flight should consider departing on Monday evenings when fares are most often at their lowest. Thursday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from Boston to Bonn

Explore weekly flight availability from Boston to Bonn. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated June 18, 2025.

The most flights from BOS to BN9 are scheduled on a Monday (11 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (9 on average).

Rainfall in Bonn by month

Plan your trip to Bonn by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Bonn ranges from 1.2 - 3.1 inches per month. July is typically the wettest month, when rainfall can reach 3.1 in. March is typically the driest time to visit Bonn when rainfall is around 1.2 in.

Temperature in Bonn by month

Plan your trip to Bonn by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Bonn, use this chart to help with planning. For those seeking warmer temperatures, August is the ideal time of year to visit, when temperatures reach an average of 64.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 33.8 F).

Reviews of airlines servicing Bonn

Get insights into the airlines that provide service to Bonn. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Bonn. Reviews last updated June 18, 2025.
To help decide which airline to fly from Boston to Bonn, see what other customers have to say about Austrian Airlines, Finnair and United Airlines. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Austrian Airlines
7.6
Good
804 reviews

Overall

7.6

Comfort

7.3

Entertainment

6.8

Boarding

7.6

Crew

8.1

Food

6.8

Reviews

1 / 20
10.0
Excellent

Dominik,Jun 2025

VIE - VNO

Good service and update all information. I feel like i wanna use it again next time
Austrian Airlines
7.6
Good
804 reviews
Austrian Airlines
7.6
Good
804 reviews

Overall

7.6

Comfort

7.3

Entertainment

6.8

Boarding

7.6

Crew

8.1

Food

6.8

Reviews

1 / 20
10.0
Excellent

Dominik,Jun 2025

VIE - VNO

Good service and update all information. I feel like i wanna use it again next time
Finnair
7.6
Good
1,292 reviews
Austrian Airlines
7.6
Good
804 reviews

Overall

7.6

Comfort

7.3

Entertainment

6.8

Boarding

7.6

Crew

8.1

Food

6.8

Reviews

1 / 20
10.0
Excellent

Dominik,Jun 2025

VIE - VNO

Good service and update all information. I feel like i wanna use it again next time
United Airlines
7.4
Good
8,809 reviews
Austrian Airlines
7.6
Good
804 reviews

Overall

7.6

Comfort

7.3

Entertainment

6.8

Boarding

7.6

Crew

8.1

Food

6.8

Reviews

1 / 20
10.0
Excellent

Dominik,Jun 2025

VIE - VNO

Good service and update all information. I feel like i wanna use it again next time
Turkish Airlines
7.3
Good
3,853 reviews
Austrian Airlines
7.6
Good
804 reviews

Overall

7.6

Comfort

7.3

Entertainment

6.8

Boarding

7.6

Crew

8.1

Food

6.8

Reviews

1 / 20
10.0
Excellent

Dominik,Jun 2025

VIE - VNO

Good service and update all information. I feel like i wanna use it again next time
Scandinavian Airlines
7.3
Good
1,393 reviews
Austrian Airlines
7.6
Good
804 reviews

Overall

7.6

Comfort

7.3

Entertainment

6.8

Boarding

7.6

Crew

8.1

Food

6.8

Reviews

1 / 20
10.0
Excellent

Dominik,Jun 2025

VIE - VNO

Good service and update all information. I feel like i wanna use it again next time

Related info for your journey

Find useful and relevant information for your journey from Boston to Bonn. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Boston to Bonn?

    Located just 2.6 mi from the city center, Boston Logan Intl is the airport most travelers will use when flying to Bonn from Boston. Booking flights from Logan Intl (BOS) to Bonn should be relatively easy as there are 0 daily outbound flights to Bonn from 16 different airlines.

  • What are the cheapest airlines to fly from Boston to Bonn one-way?

    $418 is the cheapest one-way deal found within the past few days, from Iberia. You may also be able to find cheap deals on Aer Lingus and Scandinavian Airlines, with prices starting from $429 and $461, respectively.

  • What are the most reliable airlines from Boston to Bonn?

    No one likes to see their flight delayed. When booking a flight from Boston to Bonn consider choosing Thai Airways (82%), Brussels Airlines (68%) or Air Canada (68%) as they are the most reliable in getting you off to your destination on time.

  • What are the cheapest flights from Boston to Bonn?

    Looking for the cheapest flight from Boston to Bonn? While on average our users pay $2,976, our data indicates the cheapest price to be $331. The most popular route (Boston Logan Intl - Duesseldorf Intl), is priced around $416.

  • Can I find deals for flights from Boston to Bonn that include hotel bookings?

    Yes. In addition to deals on Boston to Bonn flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Boston to Bonn?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Boston to Bonn.

  • Can I find deals for business class flights from Boston to Bonn?

    Yes. Cheapflights offers flight deals from Boston to Bonn by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Boston to Bonn?

    Currently, January is the cheapest month in which you can book a flight from Boston to Bonn (average of $729). Flying from Boston to Bonn in June is currently the most expensive (average of $1,087). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Alternative routes for Boston to Bonn

See prices for flight routes from nearby airports that may be better suited for you.
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Top 10 airlines flying from Boston to Bonn

Discover the top 10 airlines that operate flights from Boston to Bonn. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated June 18, 2025.
AirlineCheapestAverageFlexibilityOn-time
PLAYCheapest$377Average$595FlexibilityNo cancel feeOn-timeN/A
Aer LingusCheapest$417Average$735FlexibilityNo cancel feeOn-timeN/A
CondorCheapest$458Average$715FlexibilityNo cancel feeOn-time76%
IcelandairCheapest$465Average$669FlexibilityNo cancel feeOn-time76%
British AirwaysCheapest$530Average$692FlexibilityNo cancel feeOn-time70%
TAP AIR PORTUGALCheapest$547Average$671FlexibilityNo cancel feeOn-timeN/A
Scandinavian AirlinesCheapest$547Average$697FlexibilityNo cancel feeOn-time77%
American AirlinesCheapest$578Average$1,451FlexibilityNo cancel feeOn-time71%
LufthansaCheapest$579Average$834FlexibilityNo cancel feeOn-time76%
SWISSCheapest$641Average$926FlexibilityNo cancel feeOn-time79%

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